题解 | #字符的个数#
字符的个数
https://www.nowcoder.com/practice/dc28f2bf113a4058be888a5875206238
#include<bits/stdc++.h>
using namespace std;
int main(){
    string s;
    cin>>s;
    int a{},b{},d{};
    for (char c : s) {
        if (c=='a') {
        a+=1;
        }
           if (c=='b') {
        b+=1;
        }
           if (c=='c') {
        d+=1;
        }
    }
    cout<<a<<" "<<b<<" "<<d<<endl;
    return 0;
    {
    
    }
}